Easily Attach Chains To Master Rings Or Hooks Create custom G120 assemblies quickly and easily Repair G120 assemblies in the field Maximum possible rating — these connecting links can be used on any chain Grade 120 heat treated alloy steel Solid forged steel pin and components Fits 9/32", 3/8" or 1/2" G120 Chain Safe Working Load: 5200 lbs, 10600 lbs, or 17900 lbs